JS-canvas 渐变 绘制圆
菜鸟教程(runoob.com)您的浏览器不支持 HTML5 canvas 标签。var c=document.getElementById("myCanvas");var ctx=c.getContext("2d");var grd=ctx.createRadialGradient(50,50,10,50,50,30);grd.addColorStop(0.1,"#fff"
